[Fix] Don't try to sign the package as we have no key in CI
[Fix] Don't try to sign the package as we have no key in CI

magullo/jmxtrans,kevinconaway/jmxtrans,RTBHOUSE/jmxtrans,derjust/jmxtrans,yogoloth/jmxtrans,Stackdriver/jmxtrans,kulcsartibor/jmxtrans,jmxtrans/jmxtrans,allenbhuiyan/jmxtrans,Shopify/jmxtrans,kevinconaway/jmxtrans,peterwoj/jmxtrans,jmxtrans/jmxtrans,allenbhuiyan/jmxtrans,airbnb/jmxtrans,jmxtrans/jmxtrans,kulcsartibor/jmxtrans,kevinconaway/jmxtrans,Stackdriver/jmxtrans,RTBHOUSE/jmxtrans,yogoloth/jmxtrans,yogoloth/jmxtrans,airbnb/jmxtrans,jmxtrans/jmxtrans,Shopify/jmxtrans,derjust/jmxtrans,kevinconaway/jmxtrans,peterwoj/jmxtrans,derjust/jmxtrans,RTBHOUSE/jmxtrans,RTBHOUSE/jmxtrans,magullo/jmxtrans,peterwoj/jmxtrans,allenbhuiyan/jmxtrans,kulcsartibor/jmxtrans,magullo/jmxtrans,derjust/jmxtrans,jmxtrans/jmxtrans,peterwoj/jmxtrans,kulcsartibor/jmxtrans,magullo/jmxtrans,yogoloth/jmxtrans,allenbhuiyan/jmxtrans